@misc{indiciae3af5597a52e4,
  title = {How to know the grasses; pictured-keys for determining the common and important American grasses, with suggestions and aids for their study — Illustration, Page 4},
  year = {1954},
  url = {https://www.biodiversitylibrary.org/page/3641966},
  note = {Source identifier: page-3641966}
}